./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product51.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cad46833 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_43b60297-b493-4db9-b131-ebda26ac4838/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_43b60297-b493-4db9-b131-ebda26ac4838/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_43b60297-b493-4db9-b131-ebda26ac4838/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_43b60297-b493-4db9-b131-ebda26ac4838/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product51.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_43b60297-b493-4db9-b131-ebda26ac4838/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_43b60297-b493-4db9-b131-ebda26ac4838/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 82fb1dfaeb04705f6833d1531288fda63f898d4b .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-cad4683 [2019-10-22 08:55:45,707 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-22 08:55:45,708 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-22 08:55:45,720 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-22 08:55:45,721 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-22 08:55:45,721 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-22 08:55:45,723 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-22 08:55:45,724 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-22 08:55:45,726 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-22 08:55:45,726 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-22 08:55:45,727 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-22 08:55:45,728 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-22 08:55:45,728 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-22 08:55:45,729 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-22 08:55:45,730 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-22 08:55:45,731 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-22 08:55:45,732 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-22 08:55:45,733 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-22 08:55:45,734 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-22 08:55:45,736 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-22 08:55:45,737 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-22 08:55:45,738 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-22 08:55:45,739 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-22 08:55:45,740 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-22 08:55:45,742 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-22 08:55:45,742 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-22 08:55:45,742 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-22 08:55:45,743 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-22 08:55:45,744 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-22 08:55:45,744 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-22 08:55:45,745 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-22 08:55:45,745 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-22 08:55:45,746 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-22 08:55:45,747 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-22 08:55:45,748 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-22 08:55:45,748 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-22 08:55:45,749 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-22 08:55:45,749 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-22 08:55:45,749 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-22 08:55:45,750 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-22 08:55:45,750 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-22 08:55:45,751 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_43b60297-b493-4db9-b131-ebda26ac4838/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-22 08:55:45,762 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-22 08:55:45,763 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-22 08:55:45,764 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-22 08:55:45,764 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-22 08:55:45,764 INFO L138 SettingsManager]: * Use SBE=true [2019-10-22 08:55:45,764 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-22 08:55:45,764 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-22 08:55:45,765 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-22 08:55:45,765 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-22 08:55:45,765 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-22 08:55:45,765 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-22 08:55:45,765 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-22 08:55:45,765 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-22 08:55:45,766 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-22 08:55:45,766 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-22 08:55:45,766 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-22 08:55:45,766 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-22 08:55:45,766 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-22 08:55:45,767 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-22 08:55:45,767 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-22 08:55:45,767 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-22 08:55:45,767 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-22 08:55:45,768 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-22 08:55:45,768 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-22 08:55:45,768 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-22 08:55:45,768 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-22 08:55:45,769 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-22 08:55:45,769 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-22 08:55:45,769 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_43b60297-b493-4db9-b131-ebda26ac4838/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 82fb1dfaeb04705f6833d1531288fda63f898d4b [2019-10-22 08:55:45,807 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-22 08:55:45,823 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-22 08:55:45,826 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-22 08:55:45,828 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-22 08:55:45,829 INFO L275 PluginConnector]: CDTParser initialized [2019-10-22 08:55:45,829 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_43b60297-b493-4db9-b131-ebda26ac4838/bin/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec4_product51.cil.c [2019-10-22 08:55:45,874 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_43b60297-b493-4db9-b131-ebda26ac4838/bin/uautomizer/data/e6ea2342e/de1396f67bb84e858c5f9b1a1330f179/FLAG583d9a4d5 [2019-10-22 08:55:46,345 INFO L306 CDTParser]: Found 1 translation units. [2019-10-22 08:55:46,345 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_43b60297-b493-4db9-b131-ebda26ac4838/sv-benchmarks/c/product-lines/minepump_spec4_product51.cil.c [2019-10-22 08:55:46,355 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_43b60297-b493-4db9-b131-ebda26ac4838/bin/uautomizer/data/e6ea2342e/de1396f67bb84e858c5f9b1a1330f179/FLAG583d9a4d5 [2019-10-22 08:55:46,851 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_43b60297-b493-4db9-b131-ebda26ac4838/bin/uautomizer/data/e6ea2342e/de1396f67bb84e858c5f9b1a1330f179 [2019-10-22 08:55:46,854 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-22 08:55:46,856 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-10-22 08:55:46,863 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-22 08:55:46,863 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-22 08:55:46,867 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-22 08:55:46,867 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 08:55:46" (1/1) ... [2019-10-22 08:55:46,870 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71b10e33 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:55:46, skipping insertion in model container [2019-10-22 08:55:46,870 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 08:55:46" (1/1) ... [2019-10-22 08:55:46,878 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-22 08:55:46,927 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-22 08:55:47,314 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 08:55:47,327 INFO L188 MainTranslator]: Completed pre-run [2019-10-22 08:55:47,417 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 08:55:47,445 INFO L192 MainTranslator]: Completed translation [2019-10-22 08:55:47,445 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:55:47 WrapperNode [2019-10-22 08:55:47,446 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-22 08:55:47,446 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-10-22 08:55:47,446 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-10-22 08:55:47,447 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-10-22 08:55:47,455 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:55:47" (1/1) ... [2019-10-22 08:55:47,471 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:55:47" (1/1) ... [2019-10-22 08:55:47,514 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-10-22 08:55:47,514 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-22 08:55:47,514 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-22 08:55:47,514 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-22 08:55:47,524 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:55:47" (1/1) ... [2019-10-22 08:55:47,524 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:55:47" (1/1) ... [2019-10-22 08:55:47,527 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:55:47" (1/1) ... [2019-10-22 08:55:47,531 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:55:47" (1/1) ... [2019-10-22 08:55:47,549 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:55:47" (1/1) ... [2019-10-22 08:55:47,566 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:55:47" (1/1) ... [2019-10-22 08:55:47,570 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:55:47" (1/1) ... [2019-10-22 08:55:47,575 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-22 08:55:47,575 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-22 08:55:47,576 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-22 08:55:47,576 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-22 08:55:47,577 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:55:47" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_43b60297-b493-4db9-b131-ebda26ac4838/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-22 08:55:47,634 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-22 08:55:47,634 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-22 08:55:47,634 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-22 08:55:47,634 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-22 08:55:48,428 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-22 08:55:48,428 INFO L284 CfgBuilder]: Removed 160 assume(true) statements. [2019-10-22 08:55:48,430 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 08:55:48 BoogieIcfgContainer [2019-10-22 08:55:48,430 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-22 08:55:48,431 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-22 08:55:48,431 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-22 08:55:48,435 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-22 08:55:48,436 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.10 08:55:46" (1/3) ... [2019-10-22 08:55:48,437 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@26db80c1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 08:55:48, skipping insertion in model container [2019-10-22 08:55:48,437 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:55:47" (2/3) ... [2019-10-22 08:55:48,438 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@26db80c1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 08:55:48, skipping insertion in model container [2019-10-22 08:55:48,438 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 08:55:48" (3/3) ... [2019-10-22 08:55:48,440 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product51.cil.c [2019-10-22 08:55:48,453 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-22 08:55:48,465 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-10-22 08:55:48,478 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-10-22 08:55:48,524 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-22 08:55:48,524 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-22 08:55:48,524 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-22 08:55:48,525 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-22 08:55:48,525 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-22 08:55:48,525 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-22 08:55:48,525 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-22 08:55:48,525 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-22 08:55:48,551 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states. [2019-10-22 08:55:48,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-10-22 08:55:48,559 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 08:55:48,560 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 08:55:48,562 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 08:55:48,571 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:55:48,572 INFO L82 PathProgramCache]: Analyzing trace with hash 1844308238, now seen corresponding path program 1 times [2019-10-22 08:55:48,582 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:55:48,583 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [201137032] [2019-10-22 08:55:48,584 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:55:48,584 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:55:48,584 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:55:48,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:55:48,797 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 08:55:48,798 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [201137032] [2019-10-22 08:55:48,799 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 08:55:48,799 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-10-22 08:55:48,800 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1604485194] [2019-10-22 08:55:48,804 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-10-22 08:55:48,805 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 08:55:48,819 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-10-22 08:55:48,820 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-22 08:55:48,822 INFO L87 Difference]: Start difference. First operand 119 states. Second operand 2 states. [2019-10-22 08:55:48,854 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 08:55:48,854 INFO L93 Difference]: Finished difference Result 232 states and 353 transitions. [2019-10-22 08:55:48,855 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-22 08:55:48,856 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2019-10-22 08:55:48,856 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 08:55:48,868 INFO L225 Difference]: With dead ends: 232 [2019-10-22 08:55:48,868 INFO L226 Difference]: Without dead ends: 115 [2019-10-22 08:55:48,871 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-22 08:55:48,885 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 115 states. [2019-10-22 08:55:48,908 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 115 to 115. [2019-10-22 08:55:48,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 115 states. [2019-10-22 08:55:48,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 115 states and 168 transitions. [2019-10-22 08:55:48,912 INFO L78 Accepts]: Start accepts. Automaton has 115 states and 168 transitions. Word has length 16 [2019-10-22 08:55:48,912 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 08:55:48,913 INFO L462 AbstractCegarLoop]: Abstraction has 115 states and 168 transitions. [2019-10-22 08:55:48,913 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-10-22 08:55:48,913 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 168 transitions. [2019-10-22 08:55:48,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-10-22 08:55:48,914 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 08:55:48,914 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 08:55:48,914 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 08:55:48,915 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:55:48,915 INFO L82 PathProgramCache]: Analyzing trace with hash -323074868, now seen corresponding path program 1 times [2019-10-22 08:55:48,915 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:55:48,915 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [895508130] [2019-10-22 08:55:48,916 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:55:48,916 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:55:48,916 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:55:48,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:55:49,013 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 08:55:49,014 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [895508130] [2019-10-22 08:55:49,014 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 08:55:49,014 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-22 08:55:49,014 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [443641454] [2019-10-22 08:55:49,016 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-22 08:55:49,021 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 08:55:49,021 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-22 08:55:49,021 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-22 08:55:49,022 INFO L87 Difference]: Start difference. First operand 115 states and 168 transitions. Second operand 3 states. [2019-10-22 08:55:49,044 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 08:55:49,044 INFO L93 Difference]: Finished difference Result 115 states and 168 transitions. [2019-10-22 08:55:49,046 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-22 08:55:49,046 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2019-10-22 08:55:49,046 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 08:55:49,046 INFO L225 Difference]: With dead ends: 115 [2019-10-22 08:55:49,047 INFO L226 Difference]: Without dead ends: 49 [2019-10-22 08:55:49,048 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-22 08:55:49,048 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49 states. [2019-10-22 08:55:49,052 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49 to 49. [2019-10-22 08:55:49,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 49 states. [2019-10-22 08:55:49,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 49 states and 71 transitions. [2019-10-22 08:55:49,053 INFO L78 Accepts]: Start accepts. Automaton has 49 states and 71 transitions. Word has length 17 [2019-10-22 08:55:49,053 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 08:55:49,053 INFO L462 AbstractCegarLoop]: Abstraction has 49 states and 71 transitions. [2019-10-22 08:55:49,053 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-22 08:55:49,053 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 71 transitions. [2019-10-22 08:55:49,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-10-22 08:55:49,054 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 08:55:49,054 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 08:55:49,055 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 08:55:49,055 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:55:49,055 INFO L82 PathProgramCache]: Analyzing trace with hash -426243093, now seen corresponding path program 1 times [2019-10-22 08:55:49,055 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:55:49,055 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1669603159] [2019-10-22 08:55:49,056 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:55:49,056 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:55:49,056 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:55:49,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:55:49,168 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 08:55:49,168 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1669603159] [2019-10-22 08:55:49,168 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 08:55:49,168 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-22 08:55:49,168 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2059967753] [2019-10-22 08:55:49,169 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-22 08:55:49,169 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 08:55:49,169 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-22 08:55:49,169 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2019-10-22 08:55:49,169 INFO L87 Difference]: Start difference. First operand 49 states and 71 transitions. Second operand 6 states. [2019-10-22 08:55:49,335 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 08:55:49,335 INFO L93 Difference]: Finished difference Result 158 states and 235 transitions. [2019-10-22 08:55:49,335 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-22 08:55:49,336 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 22 [2019-10-22 08:55:49,336 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 08:55:49,338 INFO L225 Difference]: With dead ends: 158 [2019-10-22 08:55:49,338 INFO L226 Difference]: Without dead ends: 115 [2019-10-22 08:55:49,339 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-22 08:55:49,339 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 115 states. [2019-10-22 08:55:49,348 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 115 to 68. [2019-10-22 08:55:49,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 68 states. [2019-10-22 08:55:49,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 68 states and 100 transitions. [2019-10-22 08:55:49,349 INFO L78 Accepts]: Start accepts. Automaton has 68 states and 100 transitions. Word has length 22 [2019-10-22 08:55:49,350 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 08:55:49,350 INFO L462 AbstractCegarLoop]: Abstraction has 68 states and 100 transitions. [2019-10-22 08:55:49,350 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-22 08:55:49,350 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2019-10-22 08:55:49,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-10-22 08:55:49,351 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 08:55:49,351 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 08:55:49,351 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 08:55:49,352 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:55:49,352 INFO L82 PathProgramCache]: Analyzing trace with hash 844046893, now seen corresponding path program 1 times [2019-10-22 08:55:49,352 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:55:49,352 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [107853148] [2019-10-22 08:55:49,352 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:55:49,353 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:55:49,353 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:55:49,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:55:49,410 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 08:55:49,411 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [107853148] [2019-10-22 08:55:49,411 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 08:55:49,411 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-10-22 08:55:49,411 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1781735353] [2019-10-22 08:55:49,412 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-22 08:55:49,412 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 08:55:49,412 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-22 08:55:49,412 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-22 08:55:49,413 INFO L87 Difference]: Start difference. First operand 68 states and 100 transitions. Second operand 3 states. [2019-10-22 08:55:49,469 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 08:55:49,469 INFO L93 Difference]: Finished difference Result 151 states and 224 transitions. [2019-10-22 08:55:49,470 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-22 08:55:49,470 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 24 [2019-10-22 08:55:49,470 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 08:55:49,471 INFO L225 Difference]: With dead ends: 151 [2019-10-22 08:55:49,471 INFO L226 Difference]: Without dead ends: 89 [2019-10-22 08:55:49,471 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-22 08:55:49,472 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 89 states. [2019-10-22 08:55:49,492 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 89 to 87. [2019-10-22 08:55:49,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 87 states. [2019-10-22 08:55:49,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 124 transitions. [2019-10-22 08:55:49,494 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 124 transitions. Word has length 24 [2019-10-22 08:55:49,494 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 08:55:49,494 INFO L462 AbstractCegarLoop]: Abstraction has 87 states and 124 transitions. [2019-10-22 08:55:49,494 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-22 08:55:49,494 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 124 transitions. [2019-10-22 08:55:49,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-10-22 08:55:49,495 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 08:55:49,495 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 08:55:49,497 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 08:55:49,497 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:55:49,498 INFO L82 PathProgramCache]: Analyzing trace with hash -1604149312, now seen corresponding path program 1 times [2019-10-22 08:55:49,498 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:55:49,498 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1798820835] [2019-10-22 08:55:49,498 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:55:49,498 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:55:49,498 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:55:49,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:55:49,619 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 08:55:49,619 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1798820835] [2019-10-22 08:55:49,619 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 08:55:49,619 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-10-22 08:55:49,620 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [244639050] [2019-10-22 08:55:49,620 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-22 08:55:49,620 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 08:55:49,620 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-22 08:55:49,621 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-22 08:55:49,621 INFO L87 Difference]: Start difference. First operand 87 states and 124 transitions. Second operand 5 states. [2019-10-22 08:55:49,755 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 08:55:49,755 INFO L93 Difference]: Finished difference Result 307 states and 445 transitions. [2019-10-22 08:55:49,757 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-22 08:55:49,757 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 25 [2019-10-22 08:55:49,757 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 08:55:49,758 INFO L225 Difference]: With dead ends: 307 [2019-10-22 08:55:49,759 INFO L226 Difference]: Without dead ends: 226 [2019-10-22 08:55:49,759 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-22 08:55:49,760 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 226 states. [2019-10-22 08:55:49,787 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 226 to 146. [2019-10-22 08:55:49,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 146 states. [2019-10-22 08:55:49,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 146 states and 203 transitions. [2019-10-22 08:55:49,791 INFO L78 Accepts]: Start accepts. Automaton has 146 states and 203 transitions. Word has length 25 [2019-10-22 08:55:49,792 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 08:55:49,792 INFO L462 AbstractCegarLoop]: Abstraction has 146 states and 203 transitions. [2019-10-22 08:55:49,792 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-22 08:55:49,792 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 203 transitions. [2019-10-22 08:55:49,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-10-22 08:55:49,793 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 08:55:49,793 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 08:55:49,794 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 08:55:49,794 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:55:49,794 INFO L82 PathProgramCache]: Analyzing trace with hash 731508994, now seen corresponding path program 1 times [2019-10-22 08:55:49,794 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:55:49,794 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2008492381] [2019-10-22 08:55:49,795 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:55:49,795 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:55:49,795 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:55:49,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:55:49,874 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 08:55:49,874 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2008492381] [2019-10-22 08:55:49,874 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 08:55:49,875 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-10-22 08:55:49,875 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1797110872] [2019-10-22 08:55:49,876 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-22 08:55:49,876 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 08:55:49,876 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-22 08:55:49,877 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-22 08:55:49,877 INFO L87 Difference]: Start difference. First operand 146 states and 203 transitions. Second operand 5 states. [2019-10-22 08:55:50,018 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 08:55:50,018 INFO L93 Difference]: Finished difference Result 303 states and 430 transitions. [2019-10-22 08:55:50,019 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-10-22 08:55:50,019 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 26 [2019-10-22 08:55:50,019 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 08:55:50,020 INFO L225 Difference]: With dead ends: 303 [2019-10-22 08:55:50,020 INFO L226 Difference]: Without dead ends: 301 [2019-10-22 08:55:50,021 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2019-10-22 08:55:50,022 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 301 states. [2019-10-22 08:55:50,050 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 301 to 146. [2019-10-22 08:55:50,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 146 states. [2019-10-22 08:55:50,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 146 states and 201 transitions. [2019-10-22 08:55:50,057 INFO L78 Accepts]: Start accepts. Automaton has 146 states and 201 transitions. Word has length 26 [2019-10-22 08:55:50,058 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 08:55:50,058 INFO L462 AbstractCegarLoop]: Abstraction has 146 states and 201 transitions. [2019-10-22 08:55:50,058 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-22 08:55:50,058 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 201 transitions. [2019-10-22 08:55:50,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2019-10-22 08:55:50,059 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 08:55:50,061 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 08:55:50,062 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 08:55:50,062 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:55:50,062 INFO L82 PathProgramCache]: Analyzing trace with hash -1548133156, now seen corresponding path program 1 times [2019-10-22 08:55:50,062 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:55:50,062 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1111770956] [2019-10-22 08:55:50,063 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:55:50,063 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:55:50,063 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:55:50,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:55:50,116 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 08:55:50,117 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1111770956] [2019-10-22 08:55:50,117 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 08:55:50,117 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-22 08:55:50,117 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [168995365] [2019-10-22 08:55:50,118 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-22 08:55:50,118 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 08:55:50,118 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-22 08:55:50,118 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-22 08:55:50,118 INFO L87 Difference]: Start difference. First operand 146 states and 201 transitions. Second operand 5 states. [2019-10-22 08:55:50,194 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 08:55:50,194 INFO L93 Difference]: Finished difference Result 442 states and 607 transitions. [2019-10-22 08:55:50,195 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-22 08:55:50,195 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 31 [2019-10-22 08:55:50,195 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 08:55:50,196 INFO L225 Difference]: With dead ends: 442 [2019-10-22 08:55:50,197 INFO L226 Difference]: Without dead ends: 302 [2019-10-22 08:55:50,198 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-10-22 08:55:50,198 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 302 states. [2019-10-22 08:55:50,225 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 302 to 155. [2019-10-22 08:55:50,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 155 states. [2019-10-22 08:55:50,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 155 states and 210 transitions. [2019-10-22 08:55:50,226 INFO L78 Accepts]: Start accepts. Automaton has 155 states and 210 transitions. Word has length 31 [2019-10-22 08:55:50,227 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 08:55:50,228 INFO L462 AbstractCegarLoop]: Abstraction has 155 states and 210 transitions. [2019-10-22 08:55:50,228 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-22 08:55:50,229 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 210 transitions. [2019-10-22 08:55:50,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2019-10-22 08:55:50,233 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 08:55:50,233 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 08:55:50,233 INFO L410 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 08:55:50,234 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:55:50,234 INFO L82 PathProgramCache]: Analyzing trace with hash -1941160166, now seen corresponding path program 1 times [2019-10-22 08:55:50,234 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:55:50,234 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [309686907] [2019-10-22 08:55:50,234 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:55:50,234 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:55:50,235 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:55:50,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:55:50,332 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 08:55:50,332 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [309686907] [2019-10-22 08:55:50,332 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 08:55:50,333 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-22 08:55:50,333 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1119357825] [2019-10-22 08:55:50,333 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-22 08:55:50,333 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 08:55:50,334 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-22 08:55:50,334 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-22 08:55:50,334 INFO L87 Difference]: Start difference. First operand 155 states and 210 transitions. Second operand 6 states. [2019-10-22 08:55:50,427 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 08:55:50,428 INFO L93 Difference]: Finished difference Result 407 states and 552 transitions. [2019-10-22 08:55:50,428 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-22 08:55:50,428 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 31 [2019-10-22 08:55:50,428 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 08:55:50,429 INFO L225 Difference]: With dead ends: 407 [2019-10-22 08:55:50,430 INFO L226 Difference]: Without dead ends: 258 [2019-10-22 08:55:50,430 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2019-10-22 08:55:50,431 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 258 states. [2019-10-22 08:55:50,451 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 258 to 139. [2019-10-22 08:55:50,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 139 states. [2019-10-22 08:55:50,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 139 states and 185 transitions. [2019-10-22 08:55:50,454 INFO L78 Accepts]: Start accepts. Automaton has 139 states and 185 transitions. Word has length 31 [2019-10-22 08:55:50,454 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 08:55:50,454 INFO L462 AbstractCegarLoop]: Abstraction has 139 states and 185 transitions. [2019-10-22 08:55:50,454 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-22 08:55:50,454 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 185 transitions. [2019-10-22 08:55:50,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2019-10-22 08:55:50,457 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 08:55:50,457 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 08:55:50,457 INFO L410 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 08:55:50,458 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:55:50,458 INFO L82 PathProgramCache]: Analyzing trace with hash -1682994728, now seen corresponding path program 1 times [2019-10-22 08:55:50,458 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:55:50,458 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2004540092] [2019-10-22 08:55:50,458 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:55:50,458 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:55:50,459 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:55:50,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:55:50,527 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 08:55:50,527 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2004540092] [2019-10-22 08:55:50,527 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 08:55:50,527 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-22 08:55:50,528 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1482936937] [2019-10-22 08:55:50,528 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-22 08:55:50,528 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 08:55:50,528 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-22 08:55:50,528 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-22 08:55:50,529 INFO L87 Difference]: Start difference. First operand 139 states and 185 transitions. Second operand 5 states. [2019-10-22 08:55:50,655 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 08:55:50,655 INFO L93 Difference]: Finished difference Result 362 states and 496 transitions. [2019-10-22 08:55:50,656 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-22 08:55:50,656 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 31 [2019-10-22 08:55:50,656 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 08:55:50,657 INFO L225 Difference]: With dead ends: 362 [2019-10-22 08:55:50,657 INFO L226 Difference]: Without dead ends: 271 [2019-10-22 08:55:50,658 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-22 08:55:50,658 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 271 states. [2019-10-22 08:55:50,678 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 271 to 199. [2019-10-22 08:55:50,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 199 states. [2019-10-22 08:55:50,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 199 states and 263 transitions. [2019-10-22 08:55:50,681 INFO L78 Accepts]: Start accepts. Automaton has 199 states and 263 transitions. Word has length 31 [2019-10-22 08:55:50,681 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 08:55:50,681 INFO L462 AbstractCegarLoop]: Abstraction has 199 states and 263 transitions. [2019-10-22 08:55:50,681 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-22 08:55:50,681 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 263 transitions. [2019-10-22 08:55:50,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-10-22 08:55:50,684 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 08:55:50,688 INFO L380 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 08:55:50,688 INFO L410 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 08:55:50,689 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:55:50,689 INFO L82 PathProgramCache]: Analyzing trace with hash -1312943258, now seen corresponding path program 1 times [2019-10-22 08:55:50,689 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:55:50,689 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [64422660] [2019-10-22 08:55:50,689 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:55:50,689 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:55:50,689 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:55:50,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:55:50,767 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 08:55:50,767 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [64422660] [2019-10-22 08:55:50,767 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [25211284] [2019-10-22 08:55:50,767 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_43b60297-b493-4db9-b131-ebda26ac4838/bin/uautomizer/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-22 08:55:50,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:55:50,885 INFO L256 TraceCheckSpWp]: Trace formula consists of 398 conjuncts, 6 conjunts are in the unsatisfiable core [2019-10-22 08:55:50,890 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-22 08:55:50,917 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 08:55:50,917 INFO L223 tionRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-10-22 08:55:50,917 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 6 [2019-10-22 08:55:50,918 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1626147212] [2019-10-22 08:55:50,918 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-22 08:55:50,919 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 08:55:50,920 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-22 08:55:50,920 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2019-10-22 08:55:50,921 INFO L87 Difference]: Start difference. First operand 199 states and 263 transitions. Second operand 6 states. [2019-10-22 08:55:51,121 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 08:55:51,121 INFO L93 Difference]: Finished difference Result 599 states and 810 transitions. [2019-10-22 08:55:51,123 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-10-22 08:55:51,123 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 52 [2019-10-22 08:55:51,123 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 08:55:51,125 INFO L225 Difference]: With dead ends: 599 [2019-10-22 08:55:51,125 INFO L226 Difference]: Without dead ends: 448 [2019-10-22 08:55:51,127 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 56 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=41, Invalid=69, Unknown=0, NotChecked=0, Total=110 [2019-10-22 08:55:51,127 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 448 states. [2019-10-22 08:55:51,160 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 448 to 272. [2019-10-22 08:55:51,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 272 states. [2019-10-22 08:55:51,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 272 states and 363 transitions. [2019-10-22 08:55:51,162 INFO L78 Accepts]: Start accepts. Automaton has 272 states and 363 transitions. Word has length 52 [2019-10-22 08:55:51,162 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 08:55:51,162 INFO L462 AbstractCegarLoop]: Abstraction has 272 states and 363 transitions. [2019-10-22 08:55:51,162 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-22 08:55:51,163 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 363 transitions. [2019-10-22 08:55:51,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2019-10-22 08:55:51,163 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 08:55:51,164 INFO L380 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 08:55:51,364 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-22 08:55:51,365 INFO L410 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 08:55:51,365 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:55:51,365 INFO L82 PathProgramCache]: Analyzing trace with hash -1082347880, now seen corresponding path program 2 times [2019-10-22 08:55:51,365 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:55:51,365 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [913440902] [2019-10-22 08:55:51,365 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:55:51,366 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:55:51,366 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:55:51,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:55:51,475 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-10-22 08:55:51,476 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [913440902] [2019-10-22 08:55:51,476 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 08:55:51,476 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-22 08:55:51,476 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1481583005] [2019-10-22 08:55:51,477 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-22 08:55:51,477 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 08:55:51,477 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-22 08:55:51,477 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-10-22 08:55:51,477 INFO L87 Difference]: Start difference. First operand 272 states and 363 transitions. Second operand 5 states. [2019-10-22 08:55:51,656 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 08:55:51,656 INFO L93 Difference]: Finished difference Result 809 states and 1095 transitions. [2019-10-22 08:55:51,657 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-22 08:55:51,657 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 73 [2019-10-22 08:55:51,657 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 08:55:51,659 INFO L225 Difference]: With dead ends: 809 [2019-10-22 08:55:51,659 INFO L226 Difference]: Without dead ends: 584 [2019-10-22 08:55:51,660 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2019-10-22 08:55:51,661 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 584 states. [2019-10-22 08:55:51,699 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 584 to 376. [2019-10-22 08:55:51,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 376 states. [2019-10-22 08:55:51,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 376 states and 501 transitions. [2019-10-22 08:55:51,701 INFO L78 Accepts]: Start accepts. Automaton has 376 states and 501 transitions. Word has length 73 [2019-10-22 08:55:51,701 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 08:55:51,701 INFO L462 AbstractCegarLoop]: Abstraction has 376 states and 501 transitions. [2019-10-22 08:55:51,701 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-22 08:55:51,701 INFO L276 IsEmpty]: Start isEmpty. Operand 376 states and 501 transitions. [2019-10-22 08:55:51,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2019-10-22 08:55:51,702 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 08:55:51,703 INFO L380 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 08:55:51,703 INFO L410 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 08:55:51,703 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:55:51,703 INFO L82 PathProgramCache]: Analyzing trace with hash -807588266, now seen corresponding path program 1 times [2019-10-22 08:55:51,703 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:55:51,704 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1776170141] [2019-10-22 08:55:51,704 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:55:51,704 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:55:51,704 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:55:51,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:55:51,776 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-10-22 08:55:51,776 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1776170141] [2019-10-22 08:55:51,776 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 08:55:51,776 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-22 08:55:51,776 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1279147459] [2019-10-22 08:55:51,777 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-22 08:55:51,777 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 08:55:51,778 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-22 08:55:51,779 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-10-22 08:55:51,779 INFO L87 Difference]: Start difference. First operand 376 states and 501 transitions. Second operand 7 states. [2019-10-22 08:55:51,948 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 08:55:51,949 INFO L93 Difference]: Finished difference Result 780 states and 1040 transitions. [2019-10-22 08:55:51,949 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-22 08:55:51,949 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 73 [2019-10-22 08:55:51,949 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 08:55:51,950 INFO L225 Difference]: With dead ends: 780 [2019-10-22 08:55:51,950 INFO L226 Difference]: Without dead ends: 0 [2019-10-22 08:55:51,951 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2019-10-22 08:55:51,951 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-22 08:55:51,951 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-22 08:55:51,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-22 08:55:51,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-22 08:55:51,951 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 73 [2019-10-22 08:55:51,952 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 08:55:51,952 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-22 08:55:51,952 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-22 08:55:51,952 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-22 08:55:51,952 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-22 08:55:51,957 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-22 08:55:52,120 WARN L191 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 130 [2019-10-22 08:55:52,311 WARN L191 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 149 [2019-10-22 08:55:52,568 WARN L191 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 147 [2019-10-22 08:55:52,760 WARN L191 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 185 DAG size of output: 153 [2019-10-22 08:55:53,169 WARN L191 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 147 [2019-10-22 08:55:53,349 WARN L191 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 145 [2019-10-22 08:55:53,824 WARN L191 SmtUtils]: Spent 462.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 33 [2019-10-22 08:55:54,425 WARN L191 SmtUtils]: Spent 598.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 23 [2019-10-22 08:55:54,773 WARN L191 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 19 [2019-10-22 08:55:55,345 WARN L191 SmtUtils]: Spent 568.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 32 [2019-10-22 08:55:55,794 WARN L191 SmtUtils]: Spent 444.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 23 [2019-10-22 08:55:56,120 WARN L191 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 25 [2019-10-22 08:55:56,324 WARN L191 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 29 [2019-10-22 08:55:56,439 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 24 [2019-10-22 08:55:56,840 WARN L191 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 32 [2019-10-22 08:55:57,186 WARN L191 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 25 [2019-10-22 08:55:57,189 INFO L439 ceAbstractionStarter]: At program point L333(lines 333 339) the Hoare annotation is: (let ((.cse4 (<= 2 ~waterLevel~0)) (.cse0 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse1 (= 1 ULTIMATE.start_main_~tmp~0)) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 (= 1 ~waterLevel~0) .cse1 .cse2 .cse3) (and .cse0 (and (not (= 0 ~systemActive~0)) .cse3) .cse4 .cse1) (and .cse4 (and .cse0 .cse1 .cse2 .cse3)))) [2019-10-22 08:55:57,189 INFO L439 ceAbstractionStarter]: At program point L333-1(lines 333 339) the Hoare annotation is: false [2019-10-22 08:55:57,189 INFO L439 ceAbstractionStarter]: At program point L333-2(lines 333 339) the Hoare annotation is: false [2019-10-22 08:55:57,189 INFO L439 ceAbstractionStarter]: At program point L103(lines 99 105) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 ~systemActive~0) (= 1 ~waterLevel~0) (= 1 ULTIMATE.start_main_~tmp~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= ~pumpRunning~0 0)) [2019-10-22 08:55:57,189 INFO L439 ceAbstractionStarter]: At program point L303(lines 1 971) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) [2019-10-22 08:55:57,189 INFO L446 ceAbstractionStarter]: At program point L139(lines 120 142) the Hoare annotation is: true [2019-10-22 08:55:57,190 INFO L443 ceAbstractionStarter]: For program point L602(line 602) no Hoare annotation was computed. [2019-10-22 08:55:57,190 INFO L443 ceAbstractionStarter]: For program point L602-1(line 602) no Hoare annotation was computed. [2019-10-22 08:55:57,190 INFO L443 ceAbstractionStarter]: For program point L602-2(line 602) no Hoare annotation was computed. [2019-10-22 08:55:57,190 INFO L439 ceAbstractionStarter]: At program point L437(lines 432 440) the Hoare annotation is: false [2019-10-22 08:55:57,190 INFO L439 ceAbstractionStarter]: At program point L437-1(lines 432 440) the Hoare annotation is: false [2019-10-22 08:55:57,190 INFO L439 ceAbstractionStarter]: At program point L437-2(lines 432 440) the Hoare annotation is: false [2019-10-22 08:55:57,190 INFO L443 ceAbstractionStarter]: For program point L571(lines 571 584) no Hoare annotation was computed. [2019-10-22 08:55:57,190 INFO L443 ceAbstractionStarter]: For program point L505(lines 505 509) no Hoare annotation was computed. [2019-10-22 08:55:57,190 INFO L443 ceAbstractionStarter]: For program point L505-2(lines 505 509) no Hoare annotation was computed. [2019-10-22 08:55:57,190 INFO L443 ceAbstractionStarter]: For program point L505-3(lines 505 509) no Hoare annotation was computed. [2019-10-22 08:55:57,190 INFO L443 ceAbstractionStarter]: For program point L505-5(lines 505 509) no Hoare annotation was computed. [2019-10-22 08:55:57,191 INFO L443 ceAbstractionStarter]: For program point L505-6(lines 505 509) no Hoare annotation was computed. [2019-10-22 08:55:57,191 INFO L443 ceAbstractionStarter]: For program point L505-8(lines 505 509) no Hoare annotation was computed. [2019-10-22 08:55:57,191 INFO L443 ceAbstractionStarter]: For program point L208(lines 208 212) no Hoare annotation was computed. [2019-10-22 08:55:57,191 INFO L439 ceAbstractionStarter]: At program point L276(lines 271 279) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= 0 |ULTIMATE.start_isLowWaterSensorDry_#res|) (= 1 ULTIMATE.start_main_~tmp~0) (<= 1 ~waterLevel~0) (not (= 0 ~systemActive~0)) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-10-22 08:55:57,191 INFO L439 ceAbstractionStarter]: At program point L276-1(lines 271 279) the Hoare annotation is: false [2019-10-22 08:55:57,191 INFO L439 ceAbstractionStarter]: At program point L276-2(lines 271 279) the Hoare annotation is: false [2019-10-22 08:55:57,191 INFO L443 ceAbstractionStarter]: For program point L542(lines 541 588) no Hoare annotation was computed. [2019-10-22 08:55:57,192 INFO L439 ceAbstractionStarter]: At program point L311(lines 306 314) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 1 ~waterLevel~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= ~pumpRunning~0 0)) [2019-10-22 08:55:57,192 INFO L443 ceAbstractionStarter]: For program point L543(lines 543 547) no Hoare annotation was computed. [2019-10-22 08:55:57,192 INFO L443 ceAbstractionStarter]: For program point L577(lines 577 583) no Hoare annotation was computed. [2019-10-22 08:55:57,192 INFO L439 ceAbstractionStarter]: At program point L577-1(lines 326 332) the Hoare annotation is: (let ((.cse2 (= ~pumpRunning~0 0)) (.cse0 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse4 (<= 2 ~waterLevel~0)) (.cse1 (= 1 ULTIMATE.start_main_~tmp~0)) (.cse3 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 (= 1 ~waterLevel~0) .cse1 .cse2 .cse3) (and .cse4 (and .cse0 .cse1 .cse2 .cse3)) (and .cse0 .cse4 .cse1 (and (not (= 0 ~systemActive~0)) .cse3)))) [2019-10-22 08:55:57,192 INFO L439 ceAbstractionStarter]: At program point L511(lines 496 514) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (not (= 0 |ULTIMATE.start_isLowWaterLevel_#res|)) (= 0 |ULTIMATE.start_isLowWaterSensorDry_#res|) (not (= 0 ULTIMATE.start_isLowWaterLevel_~tmp___0~2)) (= 1 ULTIMATE.start_main_~tmp~0) (= 0 ULTIMATE.start_isLowWaterLevel_~tmp~5) (<= 1 ~waterLevel~0) (not (= 0 ~systemActive~0)) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-10-22 08:55:57,192 INFO L439 ceAbstractionStarter]: At program point L511-1(lines 496 514) the Hoare annotation is: false [2019-10-22 08:55:57,192 INFO L439 ceAbstractionStarter]: At program point L511-2(lines 496 514) the Hoare annotation is: false [2019-10-22 08:55:57,192 INFO L443 ceAbstractionStarter]: For program point L184(lines 184 188) no Hoare annotation was computed. [2019-10-22 08:55:57,193 INFO L443 ceAbstractionStarter]: For program point L184-3(lines 184 188) no Hoare annotation was computed. [2019-10-22 08:55:57,193 INFO L443 ceAbstractionStarter]: For program point L184-6(lines 184 188) no Hoare annotation was computed. [2019-10-22 08:55:57,193 INFO L439 ceAbstractionStarter]: At program point L52-2(lines 52 66) the Hoare annotation is: false [2019-10-22 08:55:57,193 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-10-22 08:55:57,193 INFO L443 ceAbstractionStarter]: For program point L53(line 53) no Hoare annotation was computed. [2019-10-22 08:55:57,193 INFO L443 ceAbstractionStarter]: For program point L384(lines 384 401) no Hoare annotation was computed. [2019-10-22 08:55:57,193 INFO L443 ceAbstractionStarter]: For program point L384-1(lines 384 401) no Hoare annotation was computed. [2019-10-22 08:55:57,193 INFO L443 ceAbstractionStarter]: For program point L384-2(lines 384 401) no Hoare annotation was computed. [2019-10-22 08:55:57,193 INFO L439 ceAbstractionStarter]: At program point L253(lines 248 256) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse1 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse2 (= 1 ULTIMATE.start_main_~tmp~0))) (or (and .cse0 (<= 2 ~waterLevel~0) (and (not (= 0 ~systemActive~0)) .cse1) .cse2 (<= 2 |ULTIMATE.start_getWaterLevel_#res|)) (and .cse0 (and (= ~pumpRunning~0 0) .cse1) .cse2 (<= 1 |ULTIMATE.start_getWaterLevel_#res|) (<= 1 ~waterLevel~0)))) [2019-10-22 08:55:57,193 INFO L439 ceAbstractionStarter]: At program point L253-1(lines 248 256) the Hoare annotation is: false [2019-10-22 08:55:57,193 INFO L439 ceAbstractionStarter]: At program point L253-2(lines 248 256) the Hoare annotation is: false [2019-10-22 08:55:57,193 INFO L443 ceAbstractionStarter]: For program point L551(lines 551 557) no Hoare annotation was computed. [2019-10-22 08:55:57,193 INFO L439 ceAbstractionStarter]: At program point L551-1(lines 551 557) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse3 (= ~pumpRunning~0 0)) (.cse1 (= 1 ULTIMATE.start_main_~tmp~0)) (.cse6 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (let ((.cse5 (<= 2 ~waterLevel~0)) (.cse2 (and (not (= 0 ~systemActive~0)) .cse6)) (.cse4 (and .cse0 (and .cse3 .cse6) .cse1))) (or (and .cse0 .cse1 (and (and (= 1 ~waterLevel~0) .cse2) .cse3)) (and .cse4 .cse5) (and .cse0 .cse5 .cse1 .cse2) (and .cse4 (<= 1 ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~1) (<= 1 |ULTIMATE.start_getWaterLevel_#res|) (<= 1 ~waterLevel~0))))) [2019-10-22 08:55:57,194 INFO L443 ceAbstractionStarter]: For program point L155(lines 155 168) no Hoare annotation was computed. [2019-10-22 08:55:57,194 INFO L439 ceAbstractionStarter]: At program point L155-1(lines 1 971) the Hoare annotation is: (let ((.cse4 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (let ((.cse2 (and (not (= 0 ~systemActive~0)) .cse4)) (.cse0 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse3 (= ~pumpRunning~0 0)) (.cse1 (= 1 ULTIMATE.start_main_~tmp~0))) (or (and .cse0 (<= 2 ~waterLevel~0) (<= 2 ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~1) .cse1 .cse2 (<= 2 |ULTIMATE.start_getWaterLevel_#res|)) (and .cse0 .cse1 (and (and (= 1 ~waterLevel~0) .cse2) .cse3)) (and (and .cse0 (and .cse3 .cse4) .cse1) (<= 1 ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~1) (<= 1 |ULTIMATE.start_getWaterLevel_#res|) (<= 1 ~waterLevel~0))))) [2019-10-22 08:55:57,194 INFO L443 ceAbstractionStarter]: For program point L155-2(lines 155 168) no Hoare annotation was computed. [2019-10-22 08:55:57,194 INFO L439 ceAbstractionStarter]: At program point L155-3(lines 1 971) the Hoare annotation is: false [2019-10-22 08:55:57,194 INFO L443 ceAbstractionStarter]: For program point L56(lines 56 60) no Hoare annotation was computed. [2019-10-22 08:55:57,194 INFO L443 ceAbstractionStarter]: For program point L56-1(lines 326 332) no Hoare annotation was computed. [2019-10-22 08:55:57,194 INFO L443 ceAbstractionStarter]: For program point L155-4(lines 155 168) no Hoare annotation was computed. [2019-10-22 08:55:57,194 INFO L439 ceAbstractionStarter]: At program point L155-5(lines 1 971) the Hoare annotation is: false [2019-10-22 08:55:57,194 INFO L443 ceAbstractionStarter]: For program point L519(lines 519 525) no Hoare annotation was computed. [2019-10-22 08:55:57,194 INFO L439 ceAbstractionStarter]: At program point L519-1(lines 519 525) the Hoare annotation is: (let ((.cse1 (= 1 ULTIMATE.start_main_~tmp~0)) (.cse0 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and (<= 2 ~waterLevel~0) (and .cse0 .cse1 .cse2 .cse3)) (and .cse1 (and .cse0 (= 1 ~waterLevel~0) .cse2 .cse3)))) [2019-10-22 08:55:57,195 INFO L443 ceAbstractionStarter]: For program point L486(lines 486 490) no Hoare annotation was computed. [2019-10-22 08:55:57,195 INFO L443 ceAbstractionStarter]: For program point L486-2(lines 486 490) no Hoare annotation was computed. [2019-10-22 08:55:57,195 INFO L443 ceAbstractionStarter]: For program point L486-3(lines 486 490) no Hoare annotation was computed. [2019-10-22 08:55:57,195 INFO L443 ceAbstractionStarter]: For program point L486-5(lines 486 490) no Hoare annotation was computed. [2019-10-22 08:55:57,195 INFO L443 ceAbstractionStarter]: For program point L486-6(lines 486 490) no Hoare annotation was computed. [2019-10-22 08:55:57,195 INFO L443 ceAbstractionStarter]: For program point L486-8(lines 486 490) no Hoare annotation was computed. [2019-10-22 08:55:57,195 INFO L443 ceAbstractionStarter]: For program point L486-9(lines 486 490) no Hoare annotation was computed. [2019-10-22 08:55:57,195 INFO L443 ceAbstractionStarter]: For program point L486-11(lines 486 490) no Hoare annotation was computed. [2019-10-22 08:55:57,195 INFO L443 ceAbstractionStarter]: For program point L486-12(lines 486 490) no Hoare annotation was computed. [2019-10-22 08:55:57,195 INFO L443 ceAbstractionStarter]: For program point L486-14(lines 486 490) no Hoare annotation was computed. [2019-10-22 08:55:57,195 INFO L443 ceAbstractionStarter]: For program point L486-15(lines 486 490) no Hoare annotation was computed. [2019-10-22 08:55:57,195 INFO L443 ceAbstractionStarter]: For program point L486-17(lines 486 490) no Hoare annotation was computed. [2019-10-22 08:55:57,196 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 602) no Hoare annotation was computed. [2019-10-22 08:55:57,196 INFO L443 ceAbstractionStarter]: For program point L388(lines 388 396) no Hoare annotation was computed. [2019-10-22 08:55:57,196 INFO L443 ceAbstractionStarter]: For program point L388-1(lines 388 396) no Hoare annotation was computed. [2019-10-22 08:55:57,196 INFO L443 ceAbstractionStarter]: For program point L388-2(lines 388 396) no Hoare annotation was computed. [2019-10-22 08:55:57,196 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-22 08:55:57,196 INFO L443 ceAbstractionStarter]: For program point L159(lines 159 165) no Hoare annotation was computed. [2019-10-22 08:55:57,196 INFO L443 ceAbstractionStarter]: For program point L159-2(lines 159 165) no Hoare annotation was computed. [2019-10-22 08:55:57,196 INFO L443 ceAbstractionStarter]: For program point L159-4(lines 159 165) no Hoare annotation was computed. [2019-10-22 08:55:57,196 INFO L439 ceAbstractionStarter]: At program point L589(lines 540 590) the Hoare annotation is: false [2019-10-22 08:55:57,196 INFO L443 ceAbstractionStarter]: For program point L358(lines 358 375) no Hoare annotation was computed. [2019-10-22 08:55:57,196 INFO L443 ceAbstractionStarter]: For program point L358-1(lines 358 375) no Hoare annotation was computed. [2019-10-22 08:55:57,196 INFO L443 ceAbstractionStarter]: For program point L358-2(lines 358 375) no Hoare annotation was computed. [2019-10-22 08:55:57,197 INFO L443 ceAbstractionStarter]: For program point L358-3(lines 358 375) no Hoare annotation was computed. [2019-10-22 08:55:57,197 INFO L443 ceAbstractionStarter]: For program point L358-4(lines 358 375) no Hoare annotation was computed. [2019-10-22 08:55:57,197 INFO L443 ceAbstractionStarter]: For program point L358-5(lines 358 375) no Hoare annotation was computed. [2019-10-22 08:55:57,197 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-22 08:55:57,197 INFO L439 ceAbstractionStarter]: At program point L326(lines 325 344) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse1 (= 1 ULTIMATE.start_main_~tmp~0)) (.cse3 (= ~pumpRunning~0 0)) (.cse2 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and (and .cse0 .cse1 (and (not (= 0 ~systemActive~0)) .cse2)) (<= 1 ~waterLevel~0)) (and .cse0 (= 1 ~waterLevel~0) .cse1 .cse3 .cse2) (and (<= 2 ~waterLevel~0) (and .cse0 .cse1 .cse3 .cse2)))) [2019-10-22 08:55:57,197 INFO L443 ceAbstractionStarter]: For program point L326-1(lines 326 332) no Hoare annotation was computed. [2019-10-22 08:55:57,197 INFO L439 ceAbstractionStarter]: At program point L326-2(lines 325 344) the Hoare annotation is: false [2019-10-22 08:55:57,197 INFO L439 ceAbstractionStarter]: At program point L326-3(lines 325 344) the Hoare annotation is: false [2019-10-22 08:55:57,197 INFO L439 ceAbstractionStarter]: At program point L492(lines 477 495) the Hoare annotation is: false [2019-10-22 08:55:57,197 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 602) no Hoare annotation was computed. [2019-10-22 08:55:57,197 INFO L439 ceAbstractionStarter]: At program point L492-1(lines 477 495) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse1 (and (not (= 0 ~systemActive~0)) (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (.cse2 (= 1 ULTIMATE.start_main_~tmp~0)) (.cse3 (= ~pumpRunning~0 0))) (or (and .cse0 .cse1 (<= 2 ~waterLevel~0) .cse2 .cse3) (and (and (= 0 |ULTIMATE.start_isHighWaterLevel_#res|) .cse0 (not (= 0 ULTIMATE.start_isHighWaterLevel_~tmp~4)) .cse1 (= 0 ULTIMATE.start_isHighWaterLevel_~tmp___0~1) .cse2 .cse3) (<= 1 ~waterLevel~0)))) [2019-10-22 08:55:57,197 INFO L439 ceAbstractionStarter]: At program point L492-2(lines 477 495) the Hoare annotation is: false [2019-10-22 08:55:57,198 INFO L439 ceAbstractionStarter]: At program point L492-3(lines 477 495) the Hoare annotation is: false [2019-10-22 08:55:57,198 INFO L439 ceAbstractionStarter]: At program point L492-4(lines 477 495) the Hoare annotation is: false [2019-10-22 08:55:57,198 INFO L439 ceAbstractionStarter]: At program point L492-5(lines 477 495) the Hoare annotation is: false [2019-10-22 08:55:57,198 INFO L443 ceAbstractionStarter]: For program point L261(lines 261 267) no Hoare annotation was computed. [2019-10-22 08:55:57,198 INFO L443 ceAbstractionStarter]: For program point L261-1(lines 261 267) no Hoare annotation was computed. [2019-10-22 08:55:57,198 INFO L443 ceAbstractionStarter]: For program point L261-2(lines 261 267) no Hoare annotation was computed. [2019-10-22 08:55:57,198 INFO L443 ceAbstractionStarter]: For program point L261-3(lines 261 267) no Hoare annotation was computed. [2019-10-22 08:55:57,198 INFO L443 ceAbstractionStarter]: For program point L261-4(lines 261 267) no Hoare annotation was computed. [2019-10-22 08:55:57,198 INFO L443 ceAbstractionStarter]: For program point L261-5(lines 261 267) no Hoare annotation was computed. [2019-10-22 08:55:57,198 INFO L443 ceAbstractionStarter]: For program point L196(lines 196 200) no Hoare annotation was computed. [2019-10-22 08:55:57,198 INFO L443 ceAbstractionStarter]: For program point L130(lines 130 137) no Hoare annotation was computed. [2019-10-22 08:55:57,198 INFO L446 ceAbstractionStarter]: At program point L130-1(lines 130 137) the Hoare annotation is: true [2019-10-22 08:55:57,198 INFO L443 ceAbstractionStarter]: For program point L362(lines 362 370) no Hoare annotation was computed. [2019-10-22 08:55:57,199 INFO L443 ceAbstractionStarter]: For program point L362-1(lines 362 370) no Hoare annotation was computed. [2019-10-22 08:55:57,199 INFO L443 ceAbstractionStarter]: For program point L362-2(lines 362 370) no Hoare annotation was computed. [2019-10-22 08:55:57,199 INFO L443 ceAbstractionStarter]: For program point L362-3(lines 362 370) no Hoare annotation was computed. [2019-10-22 08:55:57,199 INFO L443 ceAbstractionStarter]: For program point L362-4(lines 362 370) no Hoare annotation was computed. [2019-10-22 08:55:57,199 INFO L443 ceAbstractionStarter]: For program point L362-5(lines 362 370) no Hoare annotation was computed. [2019-10-22 08:55:57,199 INFO L443 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-10-22 08:55:57,199 INFO L443 ceAbstractionStarter]: For program point L561(lines 561 567) no Hoare annotation was computed. [2019-10-22 08:55:57,199 INFO L439 ceAbstractionStarter]: At program point L561-1(lines 561 567) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse3 (= ~pumpRunning~0 0)) (.cse1 (= 1 ULTIMATE.start_main_~tmp~0)) (.cse6 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (let ((.cse5 (<= 2 ~waterLevel~0)) (.cse2 (and (not (= 0 ~systemActive~0)) .cse6)) (.cse4 (and .cse0 (and .cse3 .cse6) .cse1))) (or (and .cse0 .cse1 (and (and (= 1 ~waterLevel~0) .cse2) .cse3)) (and .cse4 .cse5) (and .cse0 .cse5 .cse1 .cse2) (and .cse4 (<= 1 ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~1) (<= 1 |ULTIMATE.start_getWaterLevel_#res|) (<= 1 ~waterLevel~0))))) [2019-10-22 08:55:57,200 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 602) no Hoare annotation was computed. [2019-10-22 08:55:57,200 INFO L439 ceAbstractionStarter]: At program point L266(lines 257 270) the Hoare annotation is: false [2019-10-22 08:55:57,200 INFO L439 ceAbstractionStarter]: At program point L266-1(lines 257 270) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse1 (and (not (= 0 ~systemActive~0)) (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (.cse2 (= 1 ULTIMATE.start_main_~tmp~0)) (.cse3 (= ~pumpRunning~0 0))) (or (and .cse0 .cse1 .cse2 (not (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (<= 1 ~waterLevel~0) .cse3) (and .cse0 .cse1 (<= 2 ~waterLevel~0) .cse2 .cse3))) [2019-10-22 08:55:57,201 INFO L439 ceAbstractionStarter]: At program point L266-2(lines 257 270) the Hoare annotation is: false [2019-10-22 08:55:57,201 INFO L439 ceAbstractionStarter]: At program point L266-3(lines 257 270) the Hoare annotation is: false [2019-10-22 08:55:57,201 INFO L439 ceAbstractionStarter]: At program point L266-4(lines 257 270) the Hoare annotation is: false [2019-10-22 08:55:57,201 INFO L439 ceAbstractionStarter]: At program point L266-5(lines 257 270) the Hoare annotation is: false [2019-10-22 08:55:57,224 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.10 08:55:57 BoogieIcfgContainer [2019-10-22 08:55:57,224 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-22 08:55:57,225 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-10-22 08:55:57,225 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-10-22 08:55:57,225 INFO L275 PluginConnector]: Witness Printer initialized [2019-10-22 08:55:57,225 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 08:55:48" (3/4) ... [2019-10-22 08:55:57,229 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-10-22 08:55:57,244 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2019-10-22 08:55:57,245 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2019-10-22 08:55:57,245 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2019-10-22 08:55:57,246 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2019-10-22 08:55:57,246 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-10-22 08:55:57,247 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-10-22 08:55:57,273 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((1 == systemActive && 1 == waterLevel) && \result == systemActive) && pumpRunning == 0 [2019-10-22 08:55:57,273 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((tmp == systemActive && 1 == waterLevel) && 1 == tmp) && \result == systemActive) && pumpRunning == 0 [2019-10-22 08:55:57,273 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((\result == 1 && 2 <= waterLevel) && 2 <= tmp) && 1 == tmp) && !(0 == systemActive) && 0 == splverifierCounter) && 2 <= \result) || ((\result == 1 && 1 == tmp) && (1 == waterLevel && !(0 == systemActive) && 0 == splverifierCounter) && pumpRunning == 0)) || (((((\result == 1 && pumpRunning == 0 && 0 == splverifierCounter) && 1 == tmp) && 1 <= tmp) && 1 <= \result) && 1 <= waterLevel) [2019-10-22 08:55:57,274 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((\result == 1 && 1 == tmp) && (1 == waterLevel && !(0 == systemActive) && 0 == splverifierCounter) && pumpRunning == 0) || (((\result == 1 && pumpRunning == 0 && 0 == splverifierCounter) && 1 == tmp) && 2 <= waterLevel)) || (((\result == 1 && 2 <= waterLevel) && 1 == tmp) && !(0 == systemActive) && 0 == splverifierCounter)) || (((((\result == 1 && pumpRunning == 0 && 0 == splverifierCounter) && 1 == tmp) && 1 <= tmp) && 1 <= \result) && 1 <= waterLevel) [2019-10-22 08:55:57,274 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((\result == 1 && 1 == tmp) && (1 == waterLevel && !(0 == systemActive) && 0 == splverifierCounter) && pumpRunning == 0) || (((\result == 1 && pumpRunning == 0 && 0 == splverifierCounter) && 1 == tmp) && 2 <= waterLevel)) || (((\result == 1 && 2 <= waterLevel) && 1 == tmp) && !(0 == systemActive) && 0 == splverifierCounter)) || (((((\result == 1 && pumpRunning == 0 && 0 == splverifierCounter) && 1 == tmp) && 1 <= tmp) && 1 <= \result) && 1 <= waterLevel) [2019-10-22 08:55:57,274 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((\result == 1 && 1 == waterLevel) && 1 == tmp) && pumpRunning == 0) && 0 == splverifierCounter) || (2 <= waterLevel && ((\result == 1 && 1 == tmp) && pumpRunning == 0) && 0 == splverifierCounter)) || (((\result == 1 && 2 <= waterLevel) && 1 == tmp) && !(0 == systemActive) && 0 == splverifierCounter) [2019-10-22 08:55:57,274 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((\result == 1 && 1 == tmp) && !(0 == systemActive) && 0 == splverifierCounter) && 1 <= waterLevel) || ((((\result == 1 && 1 == waterLevel) && 1 == tmp) && pumpRunning == 0) && 0 == splverifierCounter)) || (2 <= waterLevel && ((\result == 1 && 1 == tmp) && pumpRunning == 0) && 0 == splverifierCounter) [2019-10-22 08:55:57,275 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((\result == 1 && 1 == waterLevel) && 1 == tmp) && pumpRunning == 0) && 0 == splverifierCounter) || (((\result == 1 && !(0 == systemActive) && 0 == splverifierCounter) && 2 <= waterLevel) && 1 == tmp)) || (2 <= waterLevel && ((\result == 1 && 1 == tmp) && pumpRunning == 0) && 0 == splverifierCounter) [2019-10-22 08:55:57,275 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (2 <= waterLevel && ((\result == 1 && 1 == tmp) && pumpRunning == 0) && 0 == splverifierCounter) || (1 == tmp && ((\result == 1 && 1 == waterLevel) && pumpRunning == 0) && 0 == splverifierCounter) [2019-10-22 08:55:57,276 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((\result == 1 && 2 <= waterLevel) && !(0 == systemActive) && 0 == splverifierCounter) && 1 == tmp) && 2 <= \result) || ((((\result == 1 && pumpRunning == 0 && 0 == splverifierCounter) && 1 == tmp) && 1 <= \result) && 1 <= waterLevel) [2019-10-22 08:55:57,276 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((\result == 1 && 0 == \result) && 1 == tmp) && 1 <= waterLevel) && !(0 == systemActive)) && 0 == splverifierCounter [2019-10-22 08:55:57,277 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((\result == 1 && !(0 == systemActive) && 0 == splverifierCounter) && 1 == tmp) && !(\result == 0)) && 1 <= waterLevel) && pumpRunning == 0) || ((((\result == 1 && !(0 == systemActive) && 0 == splverifierCounter) && 2 <= waterLevel) && 1 == tmp) && pumpRunning == 0) [2019-10-22 08:55:57,277 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((\result == 1 && !(0 == \result)) && 0 == \result) && !(0 == tmp___0)) && 1 == tmp) && 0 == tmp) && 1 <= waterLevel) && !(0 == systemActive)) && 0 == splverifierCounter [2019-10-22 08:55:57,277 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((\result == 1 && !(0 == systemActive) && 0 == splverifierCounter) && 2 <= waterLevel) && 1 == tmp) && pumpRunning == 0) || (((((((0 == \result && \result == 1) && !(0 == tmp)) && !(0 == systemActive) && 0 == splverifierCounter) && 0 == tmp___0) && 1 == tmp) && pumpRunning == 0) && 1 <= waterLevel) [2019-10-22 08:55:57,329 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_43b60297-b493-4db9-b131-ebda26ac4838/bin/uautomizer/witness.graphml [2019-10-22 08:55:57,330 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-10-22 08:55:57,331 INFO L168 Benchmark]: Toolchain (without parser) took 10475.46 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 272.6 MB). Free memory was 944.5 MB in the beginning and 1.0 GB in the end (delta: -86.3 MB). Peak memory consumption was 186.3 MB. Max. memory is 11.5 GB. [2019-10-22 08:55:57,331 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 967.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 08:55:57,331 INFO L168 Benchmark]: CACSL2BoogieTranslator took 583.01 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.2 MB). Free memory was 939.1 MB in the beginning and 1.1 GB in the end (delta: -177.5 MB). Peak memory consumption was 18.0 MB. Max. memory is 11.5 GB. [2019-10-22 08:55:57,332 INFO L168 Benchmark]: Boogie Procedure Inliner took 67.60 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-10-22 08:55:57,332 INFO L168 Benchmark]: Boogie Preprocessor took 60.97 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 08:55:57,332 INFO L168 Benchmark]: RCFGBuilder took 854.65 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 65.5 MB). Peak memory consumption was 65.5 MB. Max. memory is 11.5 GB. [2019-10-22 08:55:57,332 INFO L168 Benchmark]: TraceAbstraction took 8793.55 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 138.4 MB). Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 3.8 MB). Peak memory consumption was 339.6 MB. Max. memory is 11.5 GB. [2019-10-22 08:55:57,333 INFO L168 Benchmark]: Witness Printer took 105.10 ms. Allocated memory is still 1.3 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 11.2 MB). Peak memory consumption was 11.2 MB. Max. memory is 11.5 GB. [2019-10-22 08:55:57,334 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 967.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 583.01 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.2 MB). Free memory was 939.1 MB in the beginning and 1.1 GB in the end (delta: -177.5 MB). Peak memory consumption was 18.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 67.60 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 60.97 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 854.65 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 65.5 MB). Peak memory consumption was 65.5 MB. Max. memory is 11.5 GB. * TraceAbstraction took 8793.55 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 138.4 MB). Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 3.8 MB). Peak memory consumption was 339.6 MB. Max. memory is 11.5 GB. * Witness Printer took 105.10 ms. Allocated memory is still 1.3 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 11.2 MB). Peak memory consumption was 11.2 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 602]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 602]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 602]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (1 == systemActive && 1 == waterLevel) && pumpRunning == 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((((\result == 1 && 2 <= waterLevel) && 2 <= tmp) && 1 == tmp) && !(0 == systemActive) && 0 == splverifierCounter) && 2 <= \result) || ((\result == 1 && 1 == tmp) && (1 == waterLevel && !(0 == systemActive) && 0 == splverifierCounter) && pumpRunning == 0)) || (((((\result == 1 && pumpRunning == 0 && 0 == splverifierCounter) && 1 == tmp) && 1 <= tmp) && 1 <= \result) && 1 <= waterLevel) - InvariantResult [Line: 271]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 271]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 326]: Loop Invariant Derived loop invariant: (((((\result == 1 && 1 == waterLevel) && 1 == tmp) && pumpRunning == 0) && 0 == splverifierCounter) || (2 <= waterLevel && ((\result == 1 && 1 == tmp) && pumpRunning == 0) && 0 == splverifierCounter)) || (((\result == 1 && 2 <= waterLevel) && 1 == tmp) && !(0 == systemActive) && 0 == splverifierCounter) - InvariantResult [Line: 271]: Loop Invariant Derived loop invariant: ((((\result == 1 && 0 == \result) && 1 == tmp) && 1 <= waterLevel) && !(0 == systemActive)) && 0 == splverifierCounter - InvariantResult [Line: 496]: Loop Invariant Derived loop invariant: (((((((\result == 1 && !(0 == \result)) && 0 == \result) && !(0 == tmp___0)) && 1 == tmp) && 0 == tmp) && 1 <= waterLevel) && !(0 == systemActive)) && 0 == splverifierCounter - InvariantResult [Line: 432]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 477]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 257]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 432]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 477]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 477]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 519]: Loop Invariant Derived loop invariant: (2 <= waterLevel && ((\result == 1 && 1 == tmp) && pumpRunning == 0) && 0 == splverifierCounter) || (1 == tmp && ((\result == 1 && 1 == waterLevel) && pumpRunning == 0) && 0 == splverifierCounter) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 561]: Loop Invariant Derived loop invariant: ((((\result == 1 && 1 == tmp) && (1 == waterLevel && !(0 == systemActive) && 0 == splverifierCounter) && pumpRunning == 0) || (((\result == 1 && pumpRunning == 0 && 0 == splverifierCounter) && 1 == tmp) && 2 <= waterLevel)) || (((\result == 1 && 2 <= waterLevel) && 1 == tmp) && !(0 == systemActive) && 0 == splverifierCounter)) || (((((\result == 1 && pumpRunning == 0 && 0 == splverifierCounter) && 1 == tmp) && 1 <= tmp) && 1 <= \result) && 1 <= waterLevel) - InvariantResult [Line: 325]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 257]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 325]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 248]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 540]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 333]: Loop Invariant Derived loop invariant: (((((\result == 1 && 1 == waterLevel) && 1 == tmp) && pumpRunning == 0) && 0 == splverifierCounter) || (((\result == 1 && !(0 == systemActive) && 0 == splverifierCounter) && 2 <= waterLevel) && 1 == tmp)) || (2 <= waterLevel && ((\result == 1 && 1 == tmp) && pumpRunning == 0) && 0 == splverifierCounter) - InvariantResult [Line: 257]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 306]: Loop Invariant Derived loop invariant: ((1 == systemActive && 1 == waterLevel) && \result == systemActive) && pumpRunning == 0 - InvariantResult [Line: 248]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 99]: Loop Invariant Derived loop invariant: (((tmp == systemActive && 1 == waterLevel) && 1 == tmp) && \result == systemActive) && pumpRunning == 0 - InvariantResult [Line: 333]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 257]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 477]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 52]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 248]: Loop Invariant Derived loop invariant: ((((\result == 1 && 2 <= waterLevel) && !(0 == systemActive) && 0 == splverifierCounter) && 1 == tmp) && 2 <= \result) || ((((\result == 1 && pumpRunning == 0 && 0 == splverifierCounter) && 1 == tmp) && 1 <= \result) && 1 <= waterLevel) - InvariantResult [Line: 257]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 333]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 477]: Loop Invariant Derived loop invariant: ((((\result == 1 && !(0 == systemActive) && 0 == splverifierCounter) && 2 <= waterLevel) && 1 == tmp) && pumpRunning == 0) || (((((((0 == \result && \result == 1) && !(0 == tmp)) && !(0 == systemActive) && 0 == splverifierCounter) && 0 == tmp___0) && 1 == tmp) && pumpRunning == 0) && 1 <= waterLevel) - InvariantResult [Line: 432]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 257]: Loop Invariant Derived loop invariant: (((((\result == 1 && !(0 == systemActive) && 0 == splverifierCounter) && 1 == tmp) && !(\result == 0)) && 1 <= waterLevel) && pumpRunning == 0) || ((((\result == 1 && !(0 == systemActive) && 0 == splverifierCounter) && 2 <= waterLevel) && 1 == tmp) && pumpRunning == 0) - InvariantResult [Line: 477]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 496]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 120]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 496]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 130]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 551]: Loop Invariant Derived loop invariant: ((((\result == 1 && 1 == tmp) && (1 == waterLevel && !(0 == systemActive) && 0 == splverifierCounter) && pumpRunning == 0) || (((\result == 1 && pumpRunning == 0 && 0 == splverifierCounter) && 1 == tmp) && 2 <= waterLevel)) || (((\result == 1 && 2 <= waterLevel) && 1 == tmp) && !(0 == systemActive) && 0 == splverifierCounter)) || (((((\result == 1 && pumpRunning == 0 && 0 == splverifierCounter) && 1 == tmp) && 1 <= tmp) && 1 <= \result) && 1 <= waterLevel) - InvariantResult [Line: 325]: Loop Invariant Derived loop invariant: ((((\result == 1 && 1 == tmp) && !(0 == systemActive) && 0 == splverifierCounter) && 1 <= waterLevel) || ((((\result == 1 && 1 == waterLevel) && 1 == tmp) && pumpRunning == 0) && 0 == splverifierCounter)) || (2 <= waterLevel && ((\result == 1 && 1 == tmp) && pumpRunning == 0) && 0 == splverifierCounter) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 119 locations, 3 error locations. Result: SAFE, OverallTime: 8.6s, OverallIterations: 12, TraceHistogramMax: 3, AutomataDifference: 1.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 5.2s, HoareTripleCheckerStatistics: 1294 SDtfs, 2149 SDslu, 2265 SDs, 0 SdLazy, 336 SolverSat, 69 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 151 GetRequests, 88 SyntacticMatches, 0 SemanticMatches, 63 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=376occurred in iteration=11, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 12 MinimizatonAttempts, 1006 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 44 LocationsWithAnnotation, 44 PreInvPairs, 211 NumberOfFragments, 700 HoareAnnotationTreeSize, 44 FomulaSimplifications, 910127 FormulaSimplificationTreeSizeReduction, 1.3s HoareSimplificationTime, 44 FomulaSimplificationsInter, 148009 FormulaSimplificationTreeSizeReductionInter, 3.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 473 NumberOfCodeBlocks, 473 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 460 ConstructedInterpolants, 0 QuantifiedInterpolants, 35961 SizeOfPredicates, 4 NumberOfNonLiveVariables, 398 ConjunctsInSsa, 6 ConjunctsInUnsatCore, 13 InterpolantComputations, 11 PerfectInterpolantSequences, 120/126 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...